Authors: Mortimore, M Harris, FMA Turner, B

Citation: M. Mortimore et al., Implications of land use change for the production of plant biomass in densely populated Sahelo-Sudanian shrub-grasslands in north-east Nigeria, GLOBAL EC B, 8(3-4), 1999, pp. 243-256

Authors: Harris, FMA

Citation: Fma. Harris, Farm-level assessment of the nutrient balance in northern Nigeria, AGR ECO ENV, 71(1-3), 1998, pp. 201-214